llvm-project/lld/ELF/Config.h

102 lines
2.3 KiB
C++

//===- Config.h -------------------------------------------------*- C++ -*-===//
//
// The LLVM Linker
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLD_ELF_CONFIG_H
#define LLD_ELF_CONFIG_H
#include "llvm/ADT/MapVector.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/ELF.h"
#include <vector>
namespace lld {
namespace elf {
class InputFile;
class SymbolBody;
enum ELFKind {
ELFNoneKind,
ELF32LEKind,
ELF32BEKind,
ELF64LEKind,
ELF64BEKind
};
// This struct contains the global configuration for the linker.
// Most fields are direct mapping from the command line options
// and such fields have the same name as the corresponding options.
// Most fields are initialized by the driver.
struct Configuration {
SymbolBody *EntrySym = nullptr;
SymbolBody *MipsGpDisp = nullptr;
SymbolBody *MipsLocalGp = nullptr;
InputFile *FirstElf = nullptr;
llvm::StringRef DynamicLinker;
llvm::StringRef Entry;
llvm::StringRef Emulation;
llvm::StringRef Fini;
llvm::StringRef Init;
llvm::StringRef OutputFile;
llvm::StringRef SoName;
llvm::StringRef Sysroot;
std::string RPath;
std::vector<llvm::StringRef> SearchPaths;
std::vector<llvm::StringRef> Undefined;
bool AllowMultipleDefinition;
bool AsNeeded = false;
bool Bsymbolic;
bool BsymbolicFunctions;
bool BuildId;
bool Demangle = true;
bool DiscardAll;
bool DiscardLocals;
bool DiscardNone;
bool EhFrameHdr;
bool EnableNewDtags;
bool ExportDynamic;
bool GcSections;
bool GnuHash = false;
bool ICF;
bool Mips64EL = false;
bool NoUndefined;
bool NoinhibitExec;
bool Pic;
bool Pie;
bool PrintGcSections;
bool Rela;
bool Relocatable;
bool SaveTemps;
bool Shared;
bool Static = false;
bool StripAll;
bool SysvHash = true;
bool Threads;
bool Verbose;
bool WarnCommon;
bool ZExecStack;
bool ZNodelete;
bool ZNow;
bool ZOrigin;
bool ZRelro;
ELFKind EKind = ELFNoneKind;
uint16_t EMachine = llvm::ELF::EM_NONE;
uint64_t EntryAddr = -1;
unsigned Optimize = 0;
};
// The only instance of Configuration struct.
extern Configuration *Config;
} // namespace elf
} // namespace lld
#endif